Math Jjm Candel

Summary

Affiliation: Maastricht University
Country: The Netherlands

Publications

  1. pmc Action planning as predictor of health protective and health risk behavior: an investigation of fruit and snack consumption
    Liesbeth van Osch
    Faculty of Psychology, Open University Netherlands, Care and Public Health Research Institute Caphri, PO Box 2960, 6401 DL, Heerlen, The Netherlands
    Int J Behav Nutr Phys Act 6:69. 2009
  2. pmc Changes in skinfold thickness and waist circumference after 12 and 24 months resulting from the NHF-NRG In Balance-project
    Lydia Kwak
    Unit for Preventive Nutrition, Department of Biosciences, Karolinska Institutet, Huddinge, Sweden
    Int J Behav Nutr Phys Act 7:26. 2010
  3. pmc Effect of an education and activation programme on functional limitations and patient-perceived recovery in acute and sub-acute shoulder complaints - a randomised clinical trial
    Camiel De Bruijn
    Institute for Rehabilitation Research, PO Box 192, 6430 AD, Hoensbroek, The Netherlands
    BMC Musculoskelet Disord 8:112. 2007
  4. doi Sample size adjustments for varying cluster sizes in cluster randomized trials with binary outcomes analyzed with second-order PQL mixed logistic regression
    Math J J M Candel
    Department of Methodology and Statistics, Maastricht University, Maastricht, The Netherlands
    Stat Med 29:1488-501. 2010
  5. doi Varying cluster sizes in trials with clusters in one treatment arm: sample size adjustments when testing treatment effects with linear mixed models
    Math J J M Candel
    Department of Methodology and Statistics, Maastricht University, P O Box 616, 6200 MD Maastricht, The Netherlands
    Stat Med 28:2307-24. 2009
  6. doi Optimal designs for empirical bayes estimators of individual linear and quadratic growth curves in linear mixed models
    Math Jjm Candel
    Department of Methodology and Statistics, Maastricht University, The Netherlands
    Stat Methods Med Res 18:397-419. 2009
  7. ncbi Consumers' convenience orientation towards meal preparation: conceptualization and measurement
    M Candel
    Department of Methodology and Statistics, Maastricht University, The Netherlands
    Appetite 36:15-28. 2001
  8. ncbi Relative efficiency of unequal cluster sizes for variance component estimation in cluster randomized and multicentre trials
    Gerard Jp van Breukelen
    Department of Methodology and Statistics, Maastricht University, Maastricht, The Netherlands
    Stat Methods Med Res 17:439-58. 2008
  9. pmc Challenges to the peer influence paradigm: results for 12-13 year olds from six European countries from the European Smoking Prevention Framework Approach study
    H de Vries
    Department of Health Education and Health Promotion, University of Maastricht, The Netherlands
    Tob Control 15:83-9. 2006
  10. ncbi Motivational stages of adolescent smoking initiation: predictive validity and predictors of transitions
    S P J Kremers
    Department of Health Education and Health Promotion, Faculty of Health Sciences, Universiteit Maastricht, P O Box 616, 6200 MD Maastricht, The Netherlands
    Addict Behav 29:781-9. 2004

Collaborators

  • Gerard J P van Breukelen
  • Stef Pj Kremers
  • Lydia Kwak
  • Liesbeth van Osch
  • Camiel De Bruijn
  • H de Vries
  • Marleen A van Baak
  • Tommy Ls Visscher
  • Johannes Brug
  • MariĆ«lle Beenackers
  • Astrid Reubsaet
  • Lilian Lechner
  • Hein de Vries
  • Marielle Goossens
  • Jacques Geraets
  • Geert Jan Dinant
  • Wim van den Heuvel
  • Geert van der Heijden
  • Rob de Bie
  • L Mercken
  • R Engels

Detail Information

Publications10

  1. pmc Action planning as predictor of health protective and health risk behavior: an investigation of fruit and snack consumption
    Liesbeth van Osch
    Faculty of Psychology, Open University Netherlands, Care and Public Health Research Institute Caphri, PO Box 2960, 6401 DL, Heerlen, The Netherlands
    Int J Behav Nutr Phys Act 6:69. 2009
    ..abstract:..
  2. pmc Changes in skinfold thickness and waist circumference after 12 and 24 months resulting from the NHF-NRG In Balance-project
    Lydia Kwak
    Unit for Preventive Nutrition, Department of Biosciences, Karolinska Institutet, Huddinge, Sweden
    Int J Behav Nutr Phys Act 7:26. 2010
    ..abstract:..
  3. pmc Effect of an education and activation programme on functional limitations and patient-perceived recovery in acute and sub-acute shoulder complaints - a randomised clinical trial
    Camiel De Bruijn
    Institute for Rehabilitation Research, PO Box 192, 6430 AD, Hoensbroek, The Netherlands
    BMC Musculoskelet Disord 8:112. 2007
    ..The effect of the EAP on functional limitations and patient-perceived recovery after 6 and 26 weeks is evaluated in a randomised clinical trial...
  4. doi Sample size adjustments for varying cluster sizes in cluster randomized trials with binary outcomes analyzed with second-order PQL mixed logistic regression
    Math J J M Candel
    Department of Methodology and Statistics, Maastricht University, Maastricht, The Netherlands
    Stat Med 29:1488-501. 2010
    ..In a second Monte Carlo study, this conversion factor turned out to be 1.25 at most...
  5. doi Varying cluster sizes in trials with clusters in one treatment arm: sample size adjustments when testing treatment effects with linear mixed models
    Math J J M Candel
    Department of Methodology and Statistics, Maastricht University, P O Box 616, 6200 MD Maastricht, The Netherlands
    Stat Med 28:2307-24. 2009
    ..For the intercept variance the loss can be 16 per cent, which requires recruiting 19 per cent more clusters for one arm, with no additional recruitment of subjects for the other arm...
  6. doi Optimal designs for empirical bayes estimators of individual linear and quadratic growth curves in linear mixed models
    Math Jjm Candel
    Department of Methodology and Statistics, Maastricht University, The Netherlands
    Stat Methods Med Res 18:397-419. 2009
    ..Given a particular cost function, we examine which designs minimise the expected average squared prediction error. Robustness of the optimal design, important when one does not know the underlying model, is also treated...
  7. ncbi Consumers' convenience orientation towards meal preparation: conceptualization and measurement
    M Candel
    Department of Methodology and Statistics, Maastricht University, The Netherlands
    Appetite 36:15-28. 2001
    ..Consuming take-away meals and eating in restaurants appear to satisfy the consumer's need for convenience more adequately...
  8. ncbi Relative efficiency of unequal cluster sizes for variance component estimation in cluster randomized and multicentre trials
    Gerard Jp van Breukelen
    Department of Methodology and Statistics, Maastricht University, Maastricht, The Netherlands
    Stat Methods Med Res 17:439-58. 2008
    ..It is concluded that the loss of efficiency for variance component estimation due to variation of cluster sizes rarely exceeds 20% and can be compensated by sampling 25% more clusters...
  9. pmc Challenges to the peer influence paradigm: results for 12-13 year olds from six European countries from the European Smoking Prevention Framework Approach study
    H de Vries
    Department of Health Education and Health Promotion, University of Maastricht, The Netherlands
    Tob Control 15:83-9. 2006
    ..To examine whether smoking onset in young adolescents is predicted by peer or parental smoking...
  10. ncbi Motivational stages of adolescent smoking initiation: predictive validity and predictors of transitions
    S P J Kremers
    Department of Health Education and Health Promotion, Faculty of Health Sciences, Universiteit Maastricht, P O Box 616, 6200 MD Maastricht, The Netherlands
    Addict Behav 29:781-9. 2004
    ..Although effect sizes were small to moderate, unique predictors of transitions from the various stages were identified. Implications of the findings are discussed...